Testing and assessment services, with a clear line between independent assessment and testing sold by the company that would perform the remediation.
Indoor Air Quality Testing in Houston, TX is shaped by conditions that do not apply everywhere. Gulf Coast humidity keeps indoor dew points high for most of the year, so evaporator coils and the first few feet of supply trunk stay damp long enough for biological growth to take hold. Houston jobs are judged less on dust volume than on whether the contractor addressed the coil and drain pan at the same time.
Whoever you shortlist in Houston, the thing to establish before you book is whether the party interpreting the result also sells the remedy, and what instrument or laboratory method stands behind the number. Get the answer in writing on the quote rather than over the phone, because it is the detail that most often separates the price you were told from the price you pay.
We are still building out this part of the directory. If you know a company that belongs here, tell us.